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Pharmacopeial Impurities (EP / USP / BP)

Isoflurane EP Impurity B

Reference StandardAvailable on request

Buy Isoflurane EP Impurity B (CAS 1885-48-9) from Zemixal: C3H3F5O, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-029997.

Pack sizes
Isoflurane EP Impurity B chemical structure
CAS number1885-48-9
FormulaC3H3F5O
Molar mass150.05 g/mol
Physical formSolid
HS code38229090
InChIKeyZASBKNPRLPFSCA-UHFFFAOYSA-N
IUPAC name2-(difluoromethoxy)-1,1,1-trifluoroethane

About Isoflurane EP Impurity B

Isoflurane EP Impurity B belongs to the Isoflurane reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 1885-48-9, formula C3H3F5O and molar mass 150.05 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Handling and storage

It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Isoflurane

See every impurity, metabolite and related compound we list for this API.

Isoflurane standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Isoflurane EP Impurity B
Product nameIsoflurane EP Impurity B
Catalogue numberZX-029997
CAS number1885-48-9
IUPAC name2-(difluoromethoxy)-1,1,1-trifluoroethane
Molecular formulaC3H3F5O
Molar mass150.05 g/mol
Exact mass150.0104
GradeReference Standard
Physical formSolid
XLogP32.1
H-bond donors / acceptors0 / 6
Topological polar surface area9.2 Ų
HS code38229090
InChIKeyZASBKNPRLPFSCA-UHFFFAOYSA-N
SMILESC(C(F)(F)F)OC(F)F
PubChem CID74668
SynonymsIsoflurane - Impurity B, Difluoromethyl 2,2,2-trifluoroethyl ether, 2,2,2-Trifluoroethyl difluoromethyl ether, HFE-245MF, HFE-245fa2, HFC-E-245, R-E-245FA1, Ethane, 2-(difluoromethoxy)-1,1,1-trifluoro-, trifluoroethyl difluoromethyl ether, 2-difluoromethoxy-1,1,1-trifluoro-ethane, 2-(difluoromethoxy)-1,1,1-trifluoro-ethane, 2-(Difluoromethoxy)-1,1,1-trifluoroethane, 3-Oxa-1,1,1,4,4-pentafluorobutane

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Isoflurane EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Isoflurane EP Impurity B

Which CAS number identifies Isoflurane EP Impurity B?
Isoflurane EP Impurity B is registered under CAS 1885-48-9. You may also see it listed as Isoflurane - Impurity B, Difluoromethyl 2,2,2-trifluoroethyl ether, 2,2,2-Trifluoroethyl difluoromethyl ether. Our catalogue number for this item is ZX-029997.
What are the formula and molar mass of Isoflurane EP Impurity B?
For Isoflurane EP Impurity B, its formula is C3H3F5O and its molar mass is 150.05 g/mol. The systematic (IUPAC) name is 2-(difluoromethoxy)-1,1,1-trifluoroethane. InChIKey ZASBKNPRLPFSCA-UHFFFAOYSA-N lets you match it in any structure database.
How is Isoflurane EP Impurity B used in pharmaceutical QC?
Isoflurane EP Impurity B is a characterised reference material linked to Isoflurane. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Isoflurane EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Isoflurane EP Impurity B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Isoflurane EP Impurity B to my country?
Yes. Because Isoflurane EP Impurity B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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